 Natural trumpet in D, Germany 1790 | |
| Classification | Brass instrument |
|---|---|
| Hornbostel–Sachs classification | 423.121 (Natural trumpets – There are no means of changing the pitch apart from the player's lips; end-blown trumpets – The mouth-hole faces the axis of the trumpet.) |
| Related instruments | |
| Clarion, Bugle | |
A natural trumpet is a valveless brass instrument that is able to play the notes of the harmonic series.